Pipe holder



FIG. 1 is a perspective view of a pipe holder showing my design;

FIG. 2 is a front elevational view thereof, with the opposite end being identical in appearance;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof with the right side being identical in appearance;

FIG. 6 is an elevational view thereof showing the utilization of my new design;

The broken line showing of a pipe and a securing means therefor is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a pipe holder, as shown and described. 